Battery operated eraser



FIG. 1 is a top plan view of a battery operated eraser showing my new design;

FIG. 2 is front elevational view;

FIG. 3 is a right side elevational view, the left side being a mirror image thereof;

FIG. 4 is a rear elevational view;

FIG. 5 is a bottom plan view; and

FIG. 6 is a perspective view thereof. 

The ornamental design for a battery operated eraser, as shown and described. 